debug hardware

Dockerfile

@@ -3,9 +3,6 @@ FROM resin/raspberrypi-buildpack-deps
 # Enable systemd, as Resin requires this
 ENV INITSYSTEM on
 
-# Another approach to blowing away the cache
-RUN date >/var/tmp/image_build.log
-
 # Version number of gateway software.
 # (Incrementing this simply forces Docker to flush its cache
 #  and thus forces a full rebuild. Not used outside of Dockerfile.)